<template>
  <section>
    <!--工具条-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true" :model="filters">
        <el-form-item>
          <el-input v-model="filters.keyword" placeholder="关键字"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-on:click="AdvancedSearch">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>


    <!--列表-->
    <el-table :data="departments" highlight-current-row v-loading="listLoading" @selection-change="selsChange"
              style="width: 100%;">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="60">
      </el-table-column>
      <el-table-column prop="name" label="部门名称" width="120">
      </el-table-column>
      <el-table-column prop="sn" label="部门编号" width="100">
      </el-table-column>
      <el-table-column prop="state" label="状态" width="100" sortable>
        <!--scope：获取这一行的所有字段数据-->
        <template scope="scope">
          <span style="color: green;" v-if="scope.row.state === 1 ">开启</span>
          <span style="color: red;" v-else-if="scope.row.state === 0 ">关闭</span>
          <span style="color: pink;" v-else>未知</span>
        </template>
      </el-table-column>
      <el-table-column prop="manager.username" label="负责人" width="120">
      </el-table-column>
      <el-table-column prop="parent.name" label="上级部门" min-width="180">
      </el-table-column>
      <el-table-column label="操作" width="150">
        <template scope="scope">
          <el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!--工具条-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <el-pagination layout="total,sizes,prev, pager, next"
                     @current-change="handleCurrentChange"
                     :current-page="currentPage"
                     :page-size="pageSize"
                     :page-sizes="[5, 10, 15, 20]"
                     @size-change = "handlePageSize"
                     :total="total"
                     style="float:right;">
      </el-pagination>
    </el-col>

    <!--编辑界面-->
    <el-dialog :title="title"  :visible.sync="editFormVisible" :close-on-click-modal="false">
      <el-form :model="editForm" label-width="80px" :rules="editFormRules" ref="editForm">

        <el-form-item label="部门名称" prop="name">
          <el-input v-model="editForm.name" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="部门编号" prop="sn">
          <el-input v-model="editForm.sn" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="editForm.state">
            <el-radio class="radio" :label="1">开启</el-radio>
            <el-radio class="radio" :label="0">关闭</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="部门经理" >
          <el-select v-model="editForm.manager" value-key="id" placeholder="请选择">
            <!--
         :key：必须指定为你每条数据中的唯一字段
         :label：用户选择之后在下拉框中展示的值
         :value：用户选中值之后要提交时，使用那个字段提交
       -->
            <el-option
                v-for="item in cities"
                :key="item.id"
                :label="item.username"
                :value="item">
              <span style="float: left">{{ item.username }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.phone }}</span>
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="上级部门" >
          <el-cascader
              v-model="editForm.parent"
              :options="options"
              :props="{ checkStrictly: true ,value:'id',label:'name'}"
              clearable>
          </el-cascader>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="editFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="editSubmit" :loading="editLoading">提交</el-button>
      </div>
    </el-dialog>


  </section>

</template>

<script>
import util from '../../common/js/util'
//import NProgress from 'nprogress'
import { getDepartmentListPage, removeDepartment, batchRemoveDepartment, editDepartment, addDepartment } from '../../api/api';


export default {
  data() {
    return {
      options:[],
      filters: {
        keyword: ''
      },
      departments: [],
      total: 0,
      currentPage: 1,
      pageSize: 5,
      listLoading: false,
      sels: [],//列表选中列
      title:"",
      //编辑界面是否显示
      editFormVisible: false,
      editLoading: false,
      editFormRules: {
        name: [
          { required: true, message: '请输入部门名称', trigger: 'blur' }
        ],
        sn: [
          { required: true, message: '请输入部门编号', trigger: 'blur' }
        ]
      },
      //编辑界面数据
      editForm: {
        id:null,
        sn:"",
        name:"",
        state:0,
        manager:{},
        parent:{}
      },
      cities:[]
    }
  },
  methods: {
    getDepartmentTree(){
      this.$http.get("/dept/tree")
          .then(result=>{
            this.options = result.data;
            console.log(this.options);
          })
    },
    getEmployees(){
      this.$http.get("/emp")
          .then(result => {
            this.cities = result.data;
          })
    },

    AdvancedSearch(){//查询过后跳转查询出来的数据的第一页
      this.currentPage = 1;
      this.getDepartments();
    },
    handleCurrentChange(val) {
      this.currentPage = val;
      this.getDepartments();
    },
    handlePageSize(val){
      this.currentPage = 1;
      this.pageSize = val;
      this.getDepartments();
    },
    //获取用户列表
    getDepartments() {

      let para = {
        currentPage: this.currentPage,
        pageSize: this.pageSize,
        keyword: this.filters.keyword
      };
      this.listLoading = true;
      this.$http.post("/dept",para)
          .then(result=>{
            this.listLoading = false;
            this.departments = result.data.rows;
            this.total = result.data.total;
          })
          .catch(result=>{
            this.$message.error("系统繁忙,请骚后重试");
            console.log(result)
          })
    },
    //删除
    handleDel: function (index, row) {
      this.$confirm('确认删除该记录吗?', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        //NProgress.start();
        this.$http.delete("/dept/"+row.id)
            .then(result=>{
              this.listLoading = false;
              if(result.data.success){
                this.$message({
                  message: result.data.message,
                  type: 'success'
                });
              }else {
                this.$message({
                  message: result.data.message,
                  type: 'warning'
                })
              }
              //跳到第一页
              this.currentPage = 1;
              //调用查询列表函数
              this.getDepartments();
            })
            .catch(result=>{
              this.listLoading = false;
              this.$message({
                message: "删除失败",
                type: 'error'
              })
            })
      }).catch(() => {

      });
    },
    //显示编辑界面
    handleEdit: function (index, row) {
      this.editFormVisible = true;
      this.title = "编辑";
      //拷贝
      this.editForm = Object.assign({}, row);
      // 修改parent字段为[2,5,6],用于回显 /2/5
      let arr = this.editForm.dirPath.split("/"); //['', '40', '42', '43']
      let eachArr = [];
      for (var i = 1; i <arr.length - 1;i++){
        eachArr.push(parseInt(arr[i]));
      }
      this.editForm.parent = eachArr;
      //重置表单，可以清空表单的校验
      this.$refs['editForm'].resetFields();

    },
    //显示新增界面
    handleAdd: function () {
      this.editFormVisible = true;
      this.title = "新增";
      this.editForm = {
        id:null,
        sn:"",
        name:"",
        state:0,
        manager:{},
        parent:{}
      };
      //重置表单，可以清空表单的校验
      this.$refs['editForm'].resetFields();
    },
    //编辑
    editSubmit: function () {
      this.$refs.editForm.validate((valid) => {
        if (valid) {
          this.$confirm('确认提交吗？', '提示', {}).then(() => {
            this.editLoading = true;
            //NProgress.start();
            let para = Object.assign({}, this.editForm);
            if(para.parent){
              para.parent = {id:para.parent[para.parent.length - 1]};
            }
              console.log(para);
              console.log(para.parent);
            this.$http.put("/dept",para)
                .then(result=>{
                  this.editLoading = false;
                  this.editFormVisible = false;
                  if(result.data.success){
                    this.$message({
                      message: result.data.message,
                      type: 'success'
                    });
                  }else {
                    this.$message({
                      message: result.data.message,
                      type: 'warning'
                    });
                  }
                  this.getDepartments();
                  this.getDepartmentTree();
                })
                .catch(result=>{
                  this.editLoading = false;
                  this.$message({
                    message: "新增失败",
                    type: 'error'
                  });
                })
          });
        }
      });
    },

    selsChange: function (sels) {
      this.sels = sels;
    },
    //批量删除
    batchRemove: function () {
      var ids = this.sels.map(item => item.id);
      this.$confirm('确认删除选中记录吗？', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        this.$http.patch("/dept",ids)
            .then(result=>{
              this.listLoading = false;
              if(result.data.success){
                this.$message({
                  message: result.data.message,
                  type: 'success'
                });
              }else {
                this.$message({
                  message: result.data.message,
                  type: 'warning'
                })
              }
              //跳到第一页
              this.currentPage = 1;
              //调用查询列表函数
              this.getDepartments();
            })
            .catch(result=>{
              this.listLoading = false;
              this.$message({
                message: "删除失败",
                type: 'error'
              })
            })
      }).catch(() => {

      });
    }
  },
  mounted() {
    //获取部门列表
    this.getDepartments();
    //获取员工列表
    this.getEmployees();
    //获取上级部门树数据
    this.getDepartmentTree();
  }
}

</script>

<style scoped>


</style>